Open Redirect in Irrdnet Irrd
CVE-2026-28681
Internet Routing Registry daemon version 4 is an IRR database server, processing IRR objects in the RPSL format. From version 4.4.0 to before version 4.4.5 and from version 4.5.0 to before version 4.5.1, an attacker can manipulate the HTTP…
Vulnerability class: Open Redirect
EPSS: 0.000 (12.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.
Affected products
- Irrdnet Irrd — versions >= 4.4.0, < 4.4.5, >= 4.5.0, < 4.5.1
Weakness classification (CWE)
References
- https://github.com/irrdnet/irrd/security/advisories/GHSA-22m3-c7vp-49fj (x_refsource_CONFIRM)
- https://github.com/irrdnet/irrd/commit/8408e0f1b9f47eb2f2e712d6153e32194df05fbb (x_refsource_MISC)
- https://github.com/irrdnet/irrd/commit/cf62df4a49d3891e80b2879d9b324d1af050000c (x_refsource_MISC)
- https://irrd.readthedocs.io/en/stable/releases/4.4.5 (x_refsource_MISC)
- https://irrd.readthedocs.io/en/stable/releases/4.5.1 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-28681?
- CVE-2026-28681 is a high-severity vulnerability in Irrdnet Irrd, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 8.1/10. Published 2026-03-06.
- How severe is CVE-2026-28681?
- High severity. CVSS v3 base score is 8.1 out of 10.